Uses

Nitroglycerin / Glyceryl Trinitrate is generally used in treatment of the treatment of chest pain (Angina).

Side effects

Headache

Lightheadedness

How to use

Consume this medicine in the dosage and duration as per your doctors advise. While taking Nitroglycerin / Glyceryl Trinitrate, swallow it completely without crushing, breaking or chewing it. Nitroglycerin / Glyceryl Trinitrate is advised to be taken at a fixed time, but may be taken together with food (or) without food.

How it works

Nitroglycerin / Glyceryl Trinitrate is a nitrate. It makes the condition better by relaxing the blood vessels which decreases the oxygen demand of the heart and reduces its workload. It thus prevents/treats attacks of angina (chest pain) and improves symptoms of heart failure.

Frequently Asked Questions

Q. What is Nitroglycerin / Glyceryl Trinitrate?Nitroglycerin / Glyceryl Trinitrate belongs to a group of medicines called nitrate vasodilators.

Q. What does Nitroglycerin / Glyceryl Trinitrate treat?Nitroglycerin / Glyceryl Trinitrate is used to prevent or stop angina pectoris (chest pain due to blockage of blood vessels of the heart) and stop spasms in the blood vessels of the heart.

Q. Is Nitroglycerin / Glyceryl Trinitrate a vasodilator?Nitroglycerin / Glyceryl Trinitrate belongs to a group of medicines called nitrate vasodilators. It works by relaxing the blood vessels of the heart, reducing the strain on the heart and making it easier to pump blood.

Q. How does Nitroglycerin / Glyceryl Trinitrate cause vasodilation?Vasodilation with Nitroglycerin / Glyceryl Trinitrate is achieved by the release of nitric oxide which causes the dilatation (widening) of the blood vessels by relaxing the smooth muscles of the blood vessels.

Q. How is Nitroglycerin / Glyceryl Trinitrate is taken?Nitroglycerin / Glyceryl Trinitrate is taken in the form of sublingual tablets, sprays, and transdermal patches for the treatment of angina pectoris (chest pain due to blockage of blood vessels of the heart).

Q. Is Nitroglycerin / Glyceryl Trinitrate a beta blocker?Nitroglycerin / Glyceryl Trinitrate is not a beta blocker. Nitroglycerin / Glyceryl Trinitrate belongs to a group of medicines called nitrate vasodilators.

Q. Is Nitroglycerin / Glyceryl Trinitrate harmful?
Nitroglycerin / Glyceryl Trinitrate is safe to use if the dose is taken as prescribed for the prescribed duration as per the advice of the doctor.

Q. Is Nitroglycerin / Glyceryl Trinitrate a steroid?Nitroglycerin / Glyceryl Trinitrate is not a steroid. Nitroglycerin / Glyceryl Trinitrate belongs to a group of medicines called nitrate vasodilators.

Q. What is Nitroglycerin / Glyceryl Trinitrate spray used for?Nitroglycerin / Glyceryl Trinitrate spray is used to relieve the pain of an angina attack as soon as it has started. It is also used to prevent angina caused by exercise, emotional stress or exposure to cold.

Q. How does Nitroglycerin / Glyceryl Trinitrate spray work?Nitroglycerin / Glyceryl Trinitrate spray is a metered aerosol which delivers a fixed amount of Nitroglycerin / Glyceryl Trinitrate, the active ingredient, each time the button is pressed. It is to be used under your tongue and should not be inhaled. It is used to relieve the pain of an angina attack as soon as it has started. It is also used to prevent angina caused by exercise, emotional stress or exposure to cold.

Q. Why is Nitroglycerin / Glyceryl Trinitrate given sublingually?Nitroglycerin / Glyceryl Trinitrate is given sublingually because it is readily absorbed from the oral mucosa. Nitroglycerin / Glyceryl Trinitrate is also readily absorbed from the gastrointestinal tract, but due to its large breakdown (extensive first-pass metabolism) in the liver, its bioavailability (fraction of a given dose in an unchanged form that reaches the systemic circulation) is decreased.

Q. Does glyceryl trinitrate work like sildenafil?Both sildenafil and glyceryl trinitrate work by dilation of blood vessels which helps in a better blood flow but the mechanisms are entirely different and they are used for different conditions. Sildenafil is used for the treatment of erectile dysfunction and glyceryl trinitrate is used for the treatment of chest pain. Please consult your doctor before taking any medicine for your disease conditions.

Q. Does Nitroglycerin / Glyceryl Trinitrate work?Nitroglycerin / Glyceryl Trinitrate works if taken in a dose for the time for which it is advised by your doctor.

Q. Why does Nitroglycerin / Glyceryl Trinitrate cause a headache?Headache is a side effect of Nitroglycerin / Glyceryl Trinitrate and this can be due to the dilation of cerebral arteries (those arteries supplying different parts of the brain). It usually disappears within several days of continued treatment.

Q. How does Nitroglycerin / Glyceryl Trinitrate relieve angina pectoris?Nitroglycerin / Glyceryl Trinitrate belongs to a group of medicines called nitrate vasodilators. It acts by the release of nitric oxide which causes the dilatation (widening) of the blood vessels by relaxing its smooth muscles. This reduces the strain on the heart by making it easier to pump blood. In this manner, Nitroglycerin / Glyceryl Trinitrate relieves pain in angina pectoris.

Q. How does Nitroglycerin / Glyceryl Trinitrate reduce blood pressure?Nitroglycerin / Glyceryl Trinitrate reduces the blood pressure by dilating the blood vessels and decreasing the workload of the heart. However, it is not used for the treatment of high blood pressure.

Expert Advice

You have been prescribed Nitroglycerin / Glyceryl Trinitrate for the prevention and treatment of heart-related chest pain (Angina).Do not swallow, suck or chew the tablet. Place it under the tongue and allow it to dissolve slowly.Eat healthy (low-fat, high-fibre, low-sodium diet), quit smoking, increase your physical activity, watch your weight, and reduce stress.Nitroglycerin / Glyceryl Trinitrate may cause dizziness or sleepiness. Don't drive or do anything requiring concentration until you know how it affects you.Do not consume alcohol while taking Nitroglycerin / Glyceryl Trinitrate as it may cause increased dizziness.It may cause headaches but usually goes away after a few days of continued treatment. Inform your doctor if it persists.You may develop tolerance to Nitroglycerin / Glyceryl Trinitrate with time, meaning that the same dose may be less effective next time. Follow the prescribed dosing schedule to avoid this.

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